CN219421123U - Factory equipment pilot lamp monitoring system based on NB-IoT - Google Patents
Factory equipment pilot lamp monitoring system based on NB-IoT Download PDFInfo
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- CN219421123U CN219421123U CN202223609366.8U CN202223609366U CN219421123U CN 219421123 U CN219421123 U CN 219421123U CN 202223609366 U CN202223609366 U CN 202223609366U CN 219421123 U CN219421123 U CN 219421123U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses a factory equipment indicator light monitoring system based on NB-IoT, which comprises a controller, an NB-IoT wireless communication unit and a light sensing unit; the light sensing unit comprises a plurality of light sensing components, each light sensing component comprises 1 sensing cabin provided with a bright room and a dark room and at least 2 light sensors, the sensing cabin is stuck and fixed on the outer surface of the indicator lamp, and the dark room and the bright room of the sensing cabin are respectively embedded with the light sensors and are used for respectively sensing the brightness change of the indicator lamp and the ambient light; the controller receives the real-time brightness change information and judges the state of the indicator lamp, the real-time brightness change information and the state of the indicator lamp are transmitted to the cloud platform through the NB-IoT wireless communication unit, and the cloud platform records the state of the indicator lamp and alarms the state. The utility model realizes real-time monitoring of the status of the indicator lamp of the factory equipment on the basis of not changing the structure of the original equipment.
Description
Technical Field
The utility model relates to a system for detecting a device alarm lamp state, in particular to a factory device indicator lamp monitoring system based on NB-IoT.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
With the development of modern industry and scientific technology, the general trend of modern equipment development is to develop in the directions of complexity, intelligence and automation, and the situation of malignant accidents caused by equipment faults in the running of in-service equipment is frequent. For this reason, all be equipped with the pilot lamp of pilot plant running state on the big equipment instrument in the mill today, when pilot lamp state changed, the instruction equipment running state changes, reminds the staff to need artifical in time to handle.
However, the number of devices in the factory is numerous, each device has a corresponding indicator lamp, so that factory staff is required to carry out long-term indicator lamp state inspection work, a large amount of manpower and material resources are consumed, and meanwhile, the staff needs to carry out serious inspection, so that the tension and boring work easily enables the staff to be tired and relaxed, the inspection work efficiency is low, even misjudgment on the indicator lamp state can be generated, and serious consequences are caused.
By adopting the traditional embedded monitoring mode, the fault occurrence point cannot be positioned in time, the structure of the original equipment is required to be changed, and workers cannot be informed of solving the problem in time. In addition, if the equipment is in question after the factory equipment is changed, the responsibilities of the factory outlet side and the user side of the equipment cannot be clearly defined, and a lot of unnecessary troubles are caused for later work.
Disclosure of Invention
Aiming at the problems and defects existing in the prior art, the utility model provides a factory equipment indicator lamp monitoring system based on NB-IoT, which is used for monitoring the state of an equipment indicator lamp in real time on the basis of not changing the original equipment structure, uploading the state change condition of the indicator lamp to a remote terminal or platform in real time through an NB-IoT network, reminding and informing workers of the running state and fault point information of factory equipment in time, realizing real-time monitoring of the running state of the factory equipment, and avoiding serious production results.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an NB-IoT based factory equipment indicator light monitoring system comprises a controller, and an NB-IoT wireless communication unit and a light sensing unit which are electrically connected with the controller;
the light sensing unit comprises a plurality of light sensing components, each light sensing component comprises 1 sensing cabin provided with a bright room and a dark room and at least 2 photosensitive sensors, the sensing cabin is stuck and fixed on the outer surface of the indicator lamp, one photosensitive sensor is embedded in the dark room of the sensing cabin and used for sensing the brightness change of the indicator lamp, and the other photosensitive sensor is embedded in the bright room of the sensing cabin and used for sensing the brightness change of ambient light;
the controller is used for receiving the real-time brightness change information and judging the state of the indicator lamp, the NB-IoT wireless communication unit is used for transmitting the real-time brightness change information and the state of the indicator lamp to the cloud platform, and the cloud platform records the state of the indicator lamp and alarms the state.
According to a further technical scheme, the induction cabin in each photosensitive component is electrically connected with the controller in a wire arrangement mode, and the photosensitive sensor embedded in the induction cabin is electrically connected with the induction cabin.
According to a further technical scheme, the light sensing unit comprises 3 photosensitive components, namely a red photosensitive component, a green photosensitive component and a Huang Ganguang component, and the sensing cabin of each photosensitive component is respectively stuck to corresponding red, green and yellow indicator lamps of factory equipment.
According to a further technical scheme, the indicator lamp comprises 3 states, namely a bright state, a dark state and a flashing state.
According to a further technical scheme, the system further comprises a power supply unit which is electrically connected with the controller, the NB-IoT wireless communication unit and the light sensing unit respectively and used for supplying power to the whole system.
According to a further technical scheme, the power supply unit comprises a storage battery.
According to a further technical scheme, the controller adopts an MCU main control chip.
According to a further technical scheme, the NB-IoT wireless communication unit adopts an NB-IoT chip, and the NB-IoT chip is connected with a UART serial port of the MCU main control chip.
According to a further technical scheme, the serial port transmission rate is 115200bps.
According to a further technical scheme, the photosensitive sensor adopts Wishi TEMT6000.
Compared with the prior art, the utility model has the following beneficial effects:
1. in the monitoring system provided by the utility model, based on each photosensitive component in the controller and the photosensitive unit, the change state of the indicating lamp of the factory equipment can be identified in real time, when the change state is generated, the change state can be identified by timely collecting the brightness change information of the indicating lamp, and the change state is uploaded to the cloud platform for warning through NB-IoT wireless communication, so that staff can timely obtain the position of the fault equipment through the uploaded information to further detect and maintain. The monitoring system can identify and monitor the state of the indicator lamp through the photosensitive sensor on the basis of not damaging the structure of the original factory equipment, is suitable for most factory equipment with the indicator lamp, has light structure and no extra cable connection, and can greatly reduce the cost and difficulty of field installation.
2. According to the utility model, through structural design and optimization of the induction abnormality processing mechanism of the light sensing unit, the monitoring accuracy is improved, the alarm can be given in time, the working strength of workers can be greatly reduced, the working efficiency is improved, and the occurrence probability of safety accidents is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic electrical framework of an NB-IoT based plant indication lamp monitoring system according to the present utility model.
Fig. 2 is a schematic diagram of an NB-IoT based plant indication lamp monitoring system according to the present utility model.
Wherein, 1, green indicator lamp, 2, yellow indicator lamp, 3, red indicator lamp, 4, darkroom, 5, brightroom, 6, NB-IoT wireless communication unit, 7, controller.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The terms "mounted," "connected," "secured," and the like as used herein are intended to be broadly interpreted, as they are, for example, fixedly connected, detachably connected, or integrally connected; the two components can be directly connected, or indirectly connected through an intermediate medium, or internally connected or in interaction relation with each other; it will be understood by those of ordinary skill in the art that the foregoing terms are of a specific meaning in the present disclosure, and are not to be construed as limiting the present disclosure.
As shown in fig. 1 below, the utility model discloses an NB-IoT based factory equipment indicator light monitoring system, which, as shown in fig. 1, comprises a controller, and an NB-IoT wireless communication unit and a light sensing unit which are electrically connected with the controller; the light sensing unit comprises a plurality of photosensitive components, each photosensitive component comprises 1 induction cabin provided with a bright room and a dark room and at least 2 photosensitive sensors, the induction cabin is electrically connected with a controller, the photosensitive sensors are used for detecting the brightness change of the indicator lamps in real time and transmitting detected real-time brightness change information of the indicator lamps to the controller through the induction cabin, the controller is used for transmitting the received real-time brightness change information of the indicator lamps to a cloud platform through an NB-IoT wireless communication unit, the cloud platform performs indicator lamp state recording, and meanwhile, the controller performs data information processing according to the received real-time brightness change information of the indicator lamps, judges whether the state of the indicator lamps changes or not, transmits judging results to the cloud platform through the NB-IoT wireless communication unit, performs indicator lamp state warning and pushes reminding staff to timely process fault problems of corresponding factory equipment.
In this embodiment, the sensor cells in each photosensitive member are electrically connected to the controller in a flat cable manner. As shown in fig. 2, the induction cabin is fixed on the outer surface of the indicator lamp in a pasting manner, one of the photosensitive sensors is embedded in a darkroom 4 of the induction cabin and is electrically connected with the induction cabin for sensing the brightness change of the indicator lamp, and the other photosensitive sensor is embedded in a bright room 5 of the induction cabin and is electrically connected with the induction cabin for sensing the brightness change of ambient light.
Through the design, when the 2 photosensitive sensors in the induction cabin in a certain photosensitive part detect the brightness mutation, the controller judges according to the relative values of the received 2 brightness change signals, if the 2 brightness change signals have the same change trend, such as the brightness suddenly rises or changes according to the rule, the relative value does not exceed the set threshold, the brightness change caused by the change of the external environment at the moment is considered, such as the condition that the curtain is opened to cause direct sunlight or other interference light irradiation, and at the moment, the controller judges that the state of the indicator lamp is normal, so that false alarm is avoided. Through setting up and installing 2 photosensitive sensor in darkroom and bright room and detecting luminance change simultaneously, can strengthen the ambient practicality in response cabin, get rid of weather such as cloudy day, sunny day, cloudiness and respond to the influence that the abnormal state of pilot lamp reported to the police to luminance, avoid using 1 photosensitive sensor to detect the condition that pilot lamp luminance change easily receives outside ambient light's influence and cause monitoring and alarm error.
In this embodiment, the light sensing unit includes 3 photosensitive members, which are respectively a red photosensitive member, a green photosensitive member and a Huang Ganguang member, and the sensing chamber of each photosensitive member is respectively stuck to the corresponding green indicator lamp 1, yellow indicator lamp 2 and red indicator lamp 3 of the factory equipment, and the photosensitive sensor in the sensing chamber transmits the detected brightness change signal to the controller in real time, and the controller performs the judgment of the status of the indicator lamp according to the received brightness change signal, and identifies the status of the bright, off and flashing status of the red, green and yellow indicator lamps, so as to realize the real-time monitoring of the working status of the factory equipment. The induction cabin is fixed on the outer surface of the indicator lamp in a pasting mode, so that the induction cabin and the indicator lamps with different outer diameters can be tightly attached to each other, and the induction cabin is provided with monitoring conditions for the brightness change of the induction indicator lamp.
And determining the running state of the equipment represented by the state of the corresponding indicator lamp according to the specific actual plant equipment. In this embodiment, the green indicator lamp 1 is turned on to indicate that the equipment is operating normally, the yellow indicator lamp 2 is turned on to indicate that a non-serious fault occurs, at this time, the plant equipment can perform basic functions, the red indicator lamp 3 is turned on to indicate that the equipment is operating abnormally, at this time, a shutdown check is needed, and all the 3 indicator lamps flash to indicate that the equipment is stopped.
Further, the controller 7 judges the state of the indicator lamp according to the received brightness change of the 3-color indicator lamp and the brightness change signal of the ambient light outside the indicator lamp, and when the brightness of the 3-color indicator lamp is changed and the brightness detected by another sensor for detecting the change of the ambient light brightness of the induction cabin is also changed according to the same rule, the state of the indicator lamp is considered to be normal.
Further, each photosensitive part is numbered, the controller receives the brightness change signal of the indicator lamp detected by each photosensitive part, and when the state abnormality of the indicator lamp detected by one photosensitive part is judged, the number of the photosensitive part corresponding to the indicator lamp with the abnormal state is directly output, so that the fault point information of the factory equipment of the staff can be directly reminded and notified. In this embodiment, the abnormal state of the indicator lamps includes the state that the yellow indicator lamp 2 is on, the red indicator lamp 3 is on, and the 3 indicator lamps are all blinking.
In this embodiment, the controller 7 adopts a general MCU main control chip; the NB-IoT wireless communication unit 6 adopts a universal NB-IoT module/chip, and the NB-IoT module/chip performs communication transmission by being connected with a UART serial port of a main control chip, so as to realize a bidirectional data transmission function between a controller and an NB-IoT network, wherein the serial port transmission rate can be set from 2400bps to 921600bps, and the serial port transmission rate is set to 115200bps in this embodiment.
The narrowband internet of things (Narrow Band Internet of Things, NB-IoT) is an important branch of the internet of everything, the NB-IoT is built in a cellular network, only consumes about 180kHz bandwidth, can be directly deployed in a GSM network, a UMTS network or an LTE network, can reduce deployment cost, and can realize smooth upgrading. NB-IoT has four major features: firstly, the wide coverage can provide improved indoor coverage, and under the same frequency band, the NB-IoT has 20dB gain compared with the existing network, which is equivalent to improving the capability of 100 times of coverage area; secondly, the network architecture has the capability of supporting connection, one NB-IoT sector can support 10 ten thousand connections, low delay sensitivity, ultralow equipment cost, low equipment power consumption and optimization; thirdly, lower power consumption, the standby time of the NB-IoT terminal module can be as long as 10 years; fourth, lower module cost.
The embodiment is based on the NB-IoT network, and low-power consumption and low-cost communication of the controller and the cloud platform is achieved.
The NB-IoT wireless communication unit in this embodiment adopts an existing pin-type, multiband NB-IoT module chip to realize UART-to-NB-IoT bidirectional transparent transmission function, supports CoAP and UDP transparent transmission, can be used by freely accessing cloud services, supports a low-power consumption working mode, has strong transmission penetration and wide coverage, and is compatible with GPRS/4G module hardware encapsulation.
The photosensitive sensor in the embodiment adopts Wilset TEMT6000, the identifiable light intensity range of the device is 1-1000 Lux, and the device has higher sensitivity near the wavelength of 600nm of visible light.
Further, the system according to this embodiment further includes a power supply unit for supplying power to the entire system, and in this embodiment, the power supply unit includes a storage battery and the like.
The specific working process of the utility model is as follows:
dividing 3 photosensitive components of a light sensing unit into a red photosensitive component, a green photosensitive component and a Huang Ganguang component, respectively adhering the sensing cabin of each photosensitive component to corresponding red, green and yellow indicator lamps of factory equipment, and placing a photosensitive sensor in a darkroom and a bright room of each sensing cabin;
the photosensitive sensor in the induction cabin transmits the detected brightness change signal to the controller in real time, the controller judges the state of the corresponding indicator lamp according to the received brightness change relative value detected by each photosensitive component, judges whether the state of the indicator lamp changes, identifies the states of the red, green, yellow indicator lamps such as on, off, flashing and the like, and judges whether the state of the indicator lamp is abnormal;
the controller transmits the judging result of abnormal state of the indicator lamp to the cloud platform through the NB-IoT wireless communication unit, and the cloud platform alarms the state of the indicator lamp and pushes and reminds workers to timely process the fault problem of corresponding factory equipment.
Compared with the traditional manual inspection scheme, the monitoring system provided by the embodiment can reduce the working strength of workers, improve the working efficiency and reduce the occurrence probability of safety accidents; because the system of the embodiment has a light structure and no extra cable connection, the cost and difficulty of field installation can be greatly reduced on the basis of not changing the original structure of factory equipment.
While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (10)
1. An NB-IoT based factory equipment indicator light monitoring system, characterized by: the intelligent terminal comprises a controller, an NB-IoT wireless communication unit and a light sensing unit, wherein the NB-IoT wireless communication unit and the light sensing unit are electrically connected with the controller;
the light sensing unit comprises a plurality of light sensing components, each light sensing component comprises 1 sensing cabin provided with a bright room and a dark room and at least 2 photosensitive sensors, the sensing cabin is stuck and fixed on the outer surface of the indicator lamp, one photosensitive sensor is embedded in the dark room of the sensing cabin and used for sensing the brightness change of the indicator lamp, and the other photosensitive sensor is embedded in the bright room of the sensing cabin and used for sensing the brightness change of ambient light;
the controller is used for receiving the real-time brightness change information and judging the state of the indicator lamp, the NB-IoT wireless communication unit is used for transmitting the real-time brightness change information and the state of the indicator lamp to the cloud platform, and the cloud platform records the state of the indicator lamp and alarms the state.
2. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the induction cabin in each photosensitive component is electrically connected with the controller in a wire arrangement mode, and the photosensitive sensor embedded in the induction cabin is electrically connected with the induction cabin.
3. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the light sensing unit comprises 3 photosensitive components, namely a red photosensitive component, a green photosensitive component and a Huang Ganguang component, and the sensing cabin of each photosensitive component is respectively stuck to corresponding red, green and yellow indicator lamps of factory equipment.
4. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the indicator lamp comprises 3 states, namely a bright state, a dark state and a flashing state.
5. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the system also includes a power supply unit electrically connected with the controller, the NB-IoT wireless communication unit and the light sensing unit, respectively, for supplying power to the entire system.
6. The NB-IoT based factory device indicator light monitoring system of claim 5, wherein: the power supply unit includes a storage battery.
7. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the controller adopts an MCU main control chip.
8. The NB-IoT based factory device indicator light monitoring system of claim 7, wherein: the NB-IoT wireless communication unit adopts an NB-IoT chip, and the NB-IoT chip is connected with a UART serial port of the MCU main control chip.
9. The NB-IoT based factory device indicator light monitoring system of claim 8, wherein: the serial port transmission rate is 115200bps.
10. The NB-IoT based factory device indicator light monitoring system of claim 1, wherein: the photosensitive sensor adopts Wishi TEMT6000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223609366.8U CN219421123U (en) | 2022-12-30 | 2022-12-30 | Factory equipment pilot lamp monitoring system based on NB-IoT |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223609366.8U CN219421123U (en) | 2022-12-30 | 2022-12-30 | Factory equipment pilot lamp monitoring system based on NB-IoT |
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| CN219421123U true CN219421123U (en) | 2023-07-25 |
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| CN202223609366.8U Active CN219421123U (en) | 2022-12-30 | 2022-12-30 | Factory equipment pilot lamp monitoring system based on NB-IoT |
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